using mps technology to increase power saving

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1、UniversityID:10532StudentID:LY2010012HUNANUNIVERSITYUsingMPSTechnologytoIncreasePowerSavingMASTER’STHESISByIsraaFalihAl-HelliSecurityLevel:NormalCollegeMajorResearchfieldSupervisorSubmissionDateDefenseDate:ComputerandCommunication:ComputerScienceandTechnology:WirelessNetwork:ProfessorWa

2、ngDong:12June2012:7July2012DefenseCommitteeChairman:李肯立1UsingMPSTechnologytoIncreasePowerSavingByISRAAFALIHAL-HELLIAthesisSubmittedinPartialFulfillmentofTheRequirementsfortheDegreeofMasterScienceInComputerScienceandTechnologyInTheGraduateSchoolOfHunanUniversitySupervisorProfessorWangDon

3、g7July2012Copyright©2012,ISRAAFALIHAL-HELLIHUNANUNIVERSITYDeclarationI’m,ISRAAFALIHAL-HELLI,herebydeclarethatthisMaster’sthesisentitled“UsingMPSTechnologytoIncreasePowerSaving”ismyoriginalworkandhavenotbeenpresentedelsewhereforanyacademicqualification.Wherereferenceshavebeenusedfrombooks,p

4、ublishedpapers,reportsandwebsites,itisfullyacknowledgedinaccordancewiththestandardreferencingpracticesofthediscipline.Student’ssignature:………………….Date:………………………..CopyrightStatementPermissionisherewithgrantedtoHunanUniversitytocirculateandreproducefornon-commercialpurposes,atitsdiscretion,t

5、histhesisupontherequestofindividualsorinstitutions.Theauthordoesnotreserveotherpublicationrightsandthethesisnorextensiveextractsfromitbeprintedorotherwisereproducewithouttheauthor’swrittenpermissionThisthesisbelongsto:1.Secure2.Notsecure□,andthispowerofattorneyisvalidafter□.(Pleasemarkthe

6、abovecorrespondingcheckboxwith“√”）Author’sSignature:Supervisor’sSignature:Date:Date:AbstractWithevolutionintechnologytheneedsandwantsofcustomersarealsoperkinguptoagreatextent.Identifiesthepossibilityofusingelectroniccompassesandaccelerometersinmobilephones,asasimpleandscalablemethodofloca

7、lizationwithoutwar-driving.Theideaisnotfundamentallydifferentfromshiporairnavigationsystems,knownforcenturies.Nonetheless,directlyapplyingtheideatohuman-scaleenvironmentsisnon-trivial.Noisyphonesensorsandcomplicatedhumanmovementspresentpracticalresearchchallen